/*
* Copyright (c) 2004 World Wide Web Consortium,
*
* (Massachusetts Institute of Technology, European Research Consortium for
* Informatics and Mathematics, Keio University). All Rights Reserved. This
* work is distributed under the W3C(r) Software License [1] in the hope that
* it will be useful, but WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* [1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
*/
package org.w3c.dom;
/**
* The <code>DOMImplementation</code> interface provides a number of methods
* for performing operations that are independent of any particular instance
* of the document object model.
* <p>See also the <a href='http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407'>Document Object Model (DOM) Level 3 Core Specification</a>.
*/
public interface DOMImplementation {
/**
* Test if the DOM implementation implements a specific feature and
* version, as specified in <a href="http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core.html#DOMFeatures">DOM Features</a>.
* @param feature The name of the feature to test.
* @param version This is the version number of the feature to test.
* @return <code>true</code> if the feature is implemented in the
* specified version, <code>false</code> otherwise.
*/
public boolean hasFeature(String feature,
String version);
/**
* Creates an empty <code>DocumentType</code> node. Entity declarations
* and notations are not made available. Entity reference expansions and
* default attribute additions do not occur..
* @param qualifiedName The qualified name of the document type to be
* created.
* @param publicId The external subset public identifier.
* @param systemId The external subset system identifier.
* @return A new <code>DocumentType</code> node with
* <code>Node.ownerDocument</code> set to <code>null</code>.
* @exception DOMException
* INVALID_CHARACTER_ERR: Raised if the specified qualified name is not
* an XML name according to [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0</a>].
* <br>NAMESPACE_ERR: Raised if the <code>qualifiedName</code> is
* malformed.
* <br>NOT_SUPPORTED_ERR: May be raised if the implementation does not
* support the feature "XML" and the language exposed through the
* Document does not support XML Namespaces (such as [<a href='http://www.w3.org/TR/1999/REC-html401-19991224/'>HTML 4.01</a>]).
* @since DOM Level 2
*/
public DocumentType createDocumentType(String qualifiedName,
String publicId,
String systemId)
throws DOMException;
/**
* Creates a DOM Document object of the specified type with its document
* element.
* <br>Note that based on the <code>DocumentType</code> given to create
* the document, the implementation may instantiate specialized
* <code>Document</code> objects that support additional features than
* the "Core", such as "HTML" [<a href='http://www.w3.org/TR/2003/REC-DOM-Level-2-HTML-20030109'>DOM Level 2 HTML</a>]
* . On the other hand, setting the <code>DocumentType</code> after the
* document was created makes this very unlikely to happen.
* Alternatively, specialized <code>Document</code> creation methods,
* such as <code>createHTMLDocument</code> [<a href='http://www.w3.org/TR/2003/REC-DOM-Level-2-HTML-20030109'>DOM Level 2 HTML</a>]
* , can be used to obtain specific types of <code>Document</code>
* objects.
* @param namespaceURI The namespace URI of the document element to
* create or <code>null</code>.
* @param qualifiedName The qualified name of the document element to be
* created or <code>null</code>.
* @param doctype The type of document to be created or <code>null</code>.
* When <code>doctype</code> is not <code>null</code>, its
* <code>Node.ownerDocument</code> attribute is set to the document
* being created.
* @return A new <code>Document</code> object with its document element.
* If the <code>NamespaceURI</code>, <code>qualifiedName</code>, and
* <code>doctype</code> are <code>null</code>, the returned
* <code>Document</code> is empty with no document element.
* @exception DOMException
* INVALID_CHARACTER_ERR: Raised if the specified qualified name is not
* an XML name according to [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0</a>].
* <br>NAMESPACE_ERR: Raised if the <code>qualifiedName</code> is
* malformed, if the <code>qualifiedName</code> has a prefix and the
* <code>namespaceURI</code> is <code>null</code>, or if the
* <code>qualifiedName</code> is <code>null</code> and the
* <code>namespaceURI</code> is different from <code>null</code>, or
* if the <code>qualifiedName</code> has a prefix that is "xml" and
* the <code>namespaceURI</code> is different from "<a href='http://www.w3.org/XML/1998/namespace'>
* http://www.w3.org/XML/1998/namespace</a>" [<a href='http://www.w3.org/TR/1999/REC-xml-names-19990114/'>XML Namespaces</a>]
* , or if the DOM implementation does not support the
* <code>"XML"</code> feature but a non-null namespace URI was
* provided, since namespaces were defined by XML.
* <br>WRONG_DOCUMENT_ERR: Raised if <code>doctype</code> has already
* been used with a different document or was created from a different
* implementation.
* <br>NOT_SUPPORTED_ERR: May be raised if the implementation does not
* support the feature "XML" and the language exposed through the
* Document does not support XML Namespaces (such as [<a href='http://www.w3.org/TR/1999/REC-html401-19991224/'>HTML 4.01</a>]).
* @since DOM Level 2
*/
public Document createDocument(String namespaceURI,
String qualifiedName,
DocumentType doctype)
throws DOMException;
/**
* This method returns a specialized object which implements the
* specialized APIs of the specified feature and version, as specified
* in <a href="http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core.html#DOMFeatures">DOM Features</a>. The specialized object may also be obtained by using
* binding-specific casting methods but is not necessarily expected to,
* as discussed in . This method also allow the implementation to
* provide specialized objects which do not support the
* <code>DOMImplementation</code> interface.
* @param feature The name of the feature requested. Note that any plus
* sign "+" prepended to the name of the feature will be ignored since
* it is not significant in the context of this method.
* @param version This is the version number of the feature to test.
* @return Returns an object which implements the specialized APIs of
* the specified feature and version, if any, or <code>null</code> if
* there is no object which implements interfaces associated with that
* feature. If the <code>DOMObject</code> returned by this method
* implements the <code>DOMImplementation</code> interface, it must
* delegate to the primary core <code>DOMImplementation</code> and not
* return results inconsistent with the primary core
* <code>DOMImplementation</code> such as <code>hasFeature</code>,
* <code>getFeature</code>, etc.
* @since DOM Level 3
*/
public Object getFeature(String feature,
String version);
}
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